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【单选题】
如图所示电路,电源电压6 V保持不变,电阻的阻值 为10 Ω,滑动变阻器的最大阻值为20Ω,当开关闭合, 滑片由b端向a端移动的过程中,以下说法正确的是
A.
当滑片移到a端时,电流表示数为0.2 A
B.
当滑片移到中点时,电压表示数为2 V
C.
电压表示数与电流表示数的比值不变
D.
电压表的示数减少
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举一反三
【单选题】Which of the following is TRUE about the immigration reform?
A.
It was proposed by a group of senators.
B.
Mr Obama had carried out the reform.
C.
Illegal immigrants would soon be given citizenship.
D.
The reform. failed to improve the current system.
【单选题】What kind of milk should you use to enhance the flavor if you make a simple mocha cappuccino?
A.
Skim milk
B.
Chocolate milk
C.
High-calcium milk
D.
Fresh milk
【单选题】What kind of flavor is more popular among the people in Eastern China?
A.
Sour
B.
Hot
C.
Greasy
D.
Light and sweet
【简答题】旅游活动的构成要素一般可概括为六个方面,即( )
【简答题】In the World Cup, England tried to beat long-term rival Argentina and qualify from the "Group of Death" and ______.
【单选题】以下哪种说法不表示“再见”?
A.
Goodbye.
B.
See you next time.
C.
Miss you very much.
【判断题】用干涉法通常可测量Ra和Rz。(    )
A.
正确
B.
错误
【单选题】You are a network administrator for TestKing. The network consists of a single Active Directory domain named testking.com. A user named Mrs. King works in the information technology (IT) security depa...
A.
Assign the Generate security audits user right to the ITSecurity global group.
B.
Assign the Manage auditing and security logs user right to the ITSecurity global group.
C.
Assign the Allow logon through Terminal Services user right to the ITSecurity global group.
D.
Assign the Act as part of the operating system user right to the ITSecurity global group.
【单选题】— Would you please tell us something about the Group of Eight? — Well, the G8 is an international organization ______ the richest countries of the world.
A.
making up of
B.
consisted of
C.
consisting of
D.
made of
【多选题】导游服务的特点主要有______。
A.
独立性强
B.
跨文化性
C.
复杂多变
D.
经济性强
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